Conrad) would state who was featured in the episode and the episode title. For the second season, the title sequence was altered; the maze was replaced with clips from the series and a collage of book covers from the book series. Depending on which characters were featured - the Hardy boys, Nancy Drew, or both - the sequence was altered to give emphasis to one or the other. For the third season, the series' theme song was remixed, and given more of an upbeat disco sound. It featured clips from the various season three episodes, along with the names of Cassidy and Stevenson. Filming The show was filmed at Universal Studios, on the studio lot on parts of Colonial Street. This backlot street was later used in the Tom Hanks comedy film The 'Burbs; the music video for Smash Mouth's hit song "All Star"; and as Wisteria Lane in the ABC drama Desperate Housewives, in which the home of the Hardys also served the home of main character Susan Mayer. The series replaced the short-lived Cos, and aired before Top 10 hits The Six Million Dollar Man and The ABC Sunday Night Movie. The series ran against 60 Minutes on CBS and The Wonderful World of Disney on NBC. The Hardy Boys/Nancy Drew Mysteries did not achieve the Top 10 success of the night's other series, but well enough to knock 60 minutes from its Top 10 position to #18. Following the departure of Pamela Sue Martin and the subsequent mixed reaction with replacement Janet Louise Johnson, producers once again rebooted the series. This time, they cut the Nancy Drew character, and the series, now titled The Hardy Boys, focused solely on the Hardys. The series became "darker", and featured the Hardys as professional investigation agents at the Justice Department. This season aired before another notable Glen A. Larson series, Battlestar Galactica. Cancellation In January 1979, the series was abruptly canceled. According to the cast and crew members, this was due to ABC attempting to garner better ratings in that time period; this ultimately failed, and after ratings declined significantly, it took years for the network to recover. Larson later stated the network had "cancellation remorse", while Stevenson said that, years later, an ABC executive at the time said his biggest mistake was cancelling The Hardy Boys. Episodes Episode #12, "The Mystery of the Ghostwriter's Cruise", is noteworthy because it